Home / 1,002,869.90-1,383,952.26-543,983.32

Finding the Fourth Proportional to 1,002,869.90, 1,383,952.26 and 543,983.32

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Solution

The fourth proportional to 1,002,869.90, 1,383,952.26 and 543,983.32 is: 750,692.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,869.90 : 1,383,952.26 = 543,983.32 : x
  2. Step 2: Convert to fraction form
    1,002,869.90/1,383,952.26 = 543,983.32/x
  3. Step 3: Cross multiply
    1,002,869.90x = 1,383,952.26 × 543,983.32
  4. Step 4: Simplify right side
    1,002,869.90x = 752,846,945,116.30
  5. Step 5: Solve for x
    x = 752,846,945,116.30/1,002,869.90
  6. Step 6: Final answer
    x = 750,692.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.